Mono headset



FIG. 1 is a first perspective view of the mono headset;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a first elevational view thereof;

FIG. 4 is a second elevational view thereof;

FIG. 5 is a first side elevational view thereof;

FIG. 6 is a second side elevational view thereof;

FIG. 7 is a plan view showing the first end thereof;

FIG. 8 is a plan view showing the second end thereof, wherein the cord of the mono headset is shown in FIGS. 1 to 6 with symbolic breaks to indicate an indeterminate length;

FIG. 9 is a first perspective view of another example of the mono headset;

FIG. 10 is a second perspective view thereof;

FIG. 11 is a first elevational view thereof;

FIG. 12 is a second elevational view thereof;

FIG. 13 is a first side elevational view thereof;

FIG. 14 is a second side elevational view thereof;

FIG. 15 is a plan view showing the first end thereof; and,

FIG. 16 is a plan view showing the second end thereof, wherein the cord of the mono headset is shown in FIGS. 9 to 14 with symbolic breaks to indicate an indeterminate length.

The symbolic breaks and portions of the mono headset between adjacent symbolic break indications form no part of the claimed design. 

CLAIM The ornamental design for a mono headset, as shown and described. 